Nathan Was a Participant in the Development of the Social

Nathan was a participant in the development of the Social Readjustment Rating Scale.What role would Nathan most likely have played?

A) listed all of the stressful events that had occurred in his life.
B) described how he would have reacted in a number of ambiguous social situations.
C) rated a series of individuals on the basis of how well-adjusted they appeared to be.
D) estimated the amount of readjustment required for a variety of life changes.